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Single Family ResidenceResidential
$360,000$189 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

857 E DIAMOND DR

CASA GRANDE, AZ 85122
0
Baths
1,900 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
2023
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$360K
$346K low$374K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,869 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$31,078 (2025)
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$310,782

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyPINAL
Lot (acres)The size of the land the home sits on, from county records.0.16
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Concrete
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(6)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
McCartney Ranch Elementary SchoolB-
Elementary · Grades KG–5 · 0.3 mi
H
Casa Grande Union High SchoolC+
High · Grades 9–12 · 0.6 mi
M
Villago Middle SchoolC-
Middle · Grades 6–8 · 1.0 mi

District: Casa Grande Union High School District

Neighborhood · ZIP 85122These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.110
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.50

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.66,961
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,008 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$61,870
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$85,216
Average tempThe average temperature here across a full year.70°F
Annual precipHow much rain and melted snow falls here in a typical year.9 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.86%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

857 E Diamond Dr measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth more than 78% of homes in Casa Grande 85122
  • Costs more per square foot than 72% of homes in Casa Grande 85122
  • Newer than 98% of homes in Casa Grande 85122

What homes are worth in Casa Grande 85122

Each bar is how many homes fall in that price range. The marker is this home.

This home
$133K$493K

This home is worth more than 78% of homes in Casa Grande 85122.

How it measures up in Casa Grande 85122

The dot is this home. The mark in the middle is the typical home in Casa Grande 85122.

Estimated value$360,000
CheaperTypical $305,369Pricier

Pricier than 78% of homes nearby

Price per ft²$189
CheaperTypical $172Pricier

Pricier than 72% of homes nearby

Living area1,900 ft²
SmallerTypical 1,699 ft²Bigger

Bigger than 64% of homes nearby

Lot size0.16 ac
SmallerTypical 0.17 acBigger

Bigger than 38% of homes nearby

Year built2023
OlderTypical 2004Newer

Newer than 98% of homes nearby

How 857 E Diamond Dr ranks against every home in each area.
MeasureThis homeCasa Grande 85122Pinal County
Estimated valuepricier than$360,00078% of homes51% of homes
Price per ft²pricier than$18972% of homes46% of homes
Living areabigger than1,900 ft²64% of homes56% of homes
Lot sizebigger than0.16 ac38% of homes50% of homes
Year builtnewer than202398% of homes96% of homes

About 857 E Diamond Dr

How much is 857 E Diamond Dr, Casa Grande, AZ worth?

The TopHap Estimate for 857 E Diamond Dr, Casa Grande, AZ is $360,000 as of Oct 21, 2026. The likely range is $346,108 to $373,892. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 857 E Diamond Dr, Casa Grande, AZ last sell?

857 E Diamond Dr, Casa Grande, AZ last sold on May 7, 2025, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 857 E Diamond Dr, Casa Grande, AZ?

857 E Diamond Dr, Casa Grande, AZ has 1,900 square feet of living space and a 0.16-acre lot.

When was 857 E Diamond Dr, Casa Grande, AZ built?

857 E Diamond Dr, Casa Grande, AZ was built in 2023, making it 3 years old. The building has 1 story.

What schools serve 857 E Diamond Dr, Casa Grande, AZ?

857 E Diamond Dr, Casa Grande, AZ is assigned to McCartney Ranch Elementary School (elementary), rated B-; Casa Grande Union High School (high), rated C+; Villago Middle School (middle), rated C-. All sit in Casa Grande Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 857 E Diamond Dr, Casa Grande, AZ compare to other homes in Casa Grande 85122?

Among the 20,143 homes in Casa Grande 85122, it is worth more than 78% of them ($360,000 against a typical $305,369), its price per square foot is higher than 72% of them ($189 against a typical $172), it is bigger than 64% of them (1,900 ft² against a typical 1,699 ft²), its lot is bigger than 38% of them (0.16 ac against a typical 0.17 ac) and it is newer than 98% of them (2023 against a typical 2004). Measured against all of Pinal County, it is worth more than 51% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 857 E Diamond Dr, Casa Grande, AZ?

The 2025 property tax bill for 857 E Diamond Dr, Casa Grande, AZ was $1,869. The county assessed it at $31,078.

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